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What is the value of $${\sqrt{1-cosA\over{1+cosA}}}$$?
5Q:
What is the value of $${\sqrt{1-cosA\over{1+cosA}}}$$?
- 1cosecA-sinAtrue
- 2cosecA+cotAfalse
- 3secA-cotAfalse
- 4secA+cotAfalse
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